Loss of Oxygen: Like any living tissue, oxygen is supplied to the heart by coronary arteries. If the arteries are blocked and a particular area of heart does not get oxygen, it may suffer lack of oxygen or death of tissue cells called myocardial infarction. There are 3 coronary arteries that supply different areas of the heart muscle. Left coronary & circumflex artery supplies leftside and right coronary, right.
Answered 9/28/2016
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